Home / 30,831,919,681-49,059,645,279

Finding the Third Proportional to 30,831,919,681 and 49,059,645,279

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Solution

The third proportional to 30,831,919,681 and 49,059,645,279 is: 78,063,539,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831,919,681 : 49,059,645,279 = 49,059,645,279 : x
  2. Step 2: Convert to fraction form
    30,831,919,681/49,059,645,279 = 49,059,645,279/x
  3. Step 3: Cross multiply
    30,831,919,681x = 49,059,645,279 × 49,059,645,279
  4. Step 4: Simplify right side
    30,831,919,681x = 2,406,848,794,901,306,933,248
  5. Step 5: Solve for x
    x = 2,406,848,794,901,306,933,248/30,831,919,681
  6. Step 6: Final answer
    x = 78,063,539,987.25

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.